Terry Jarrett: Coal rescues U.S. power grid during Polar Vortex

https://www.pottsmerc.com/opinion/terry-jarrett-coal-rescues-u-s-power-grid-during-polar-vortex/article_e0f11790-6e48-11eb-8f77-7368d9946810.html?fbclid=IwAR3ss7la12Z2kR7KPCyxvK_oQ0jK8CNdQ_Qs6NsFahKPZd4U5JrzJYFFXgQ